* {
    padding: 0;
    margin: 0;
}
#fp-nav ul li a span {
    background: #fff;
}
.section1, .section2, .section3 {
    background: url('../images/1001299.jpg') no-repeat center center;
    background-size: cover;
}
.section2 {
    background-image: url('../images/1001459.jpg');
}
.section3 {
    background-image: url('../images/2021143.jpg');
}
.section > div {
    width: 80vw;
    height: 100%;
    margin: 0 auto;
    display: inherit;
}
.section_item {
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: space-around;
    display: none;
}
.card {
    color: #fff;
    font-size: 24px;
    text-align: center;
}
.section1 .card {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.2);
    line-height: 300px;
}
.section2 .card {
    width: 400px;
    height: 400px;
    background: rgba(255, 156, 156, 0.2);
    border-radius: 50%;
    line-height: 400px;
}
.section3 .section_item {
    flex-direction: column;
}
.section3 .section_item {
    height: 80vh;
    margin: 10vh 0;
}
.section3 .section_item .card {
    width: 100%;
    height: 30vh;
    background: rgba(131, 189, 255, 0.2);
    line-height: 30vh;
}
.section3 .section_item .card:first-child {
    height: 10vh;
    line-height: 10vh;
}